Japan's National Institute of Advanced Industrial Science and Technology (AIST), shows laser plasma technology making a flashpoint in the air in this long exposure image at a research institute in Tsukuba, north of Tokyo. The AIST succeeded in the experimental fabrication of the device displaying 'real 3D images' which consist of dot arrays in space where there is nothing but air.

Hellequin wrote:I'm not enthusiastic about the whole... hydrogen plasma ignition part. That's not so much a "hologram" as it is "burning dots of superhot light into the air". Potentially dangerous much?

Still. neato.

Did you watch the movie?

The demonstrator stuck his hand in it to move the virtual cursor with his finger with no ill effects...